Millisecond

Millisecond
Horizontal logarithmic scale marked with units of time

A millisecond (from milli- and second; abbreviation: ms) is a thousandth (1/1,000) of a second.[1]

10 milliseconds (a hundredth of a second) are called a centisecond.

To help compare orders of magnitude of different times, this page lists times between 10−3 seconds and 100 seconds (1 millisecond and one second). See also times of other orders of magnitude.

Contents

Examples

  • 1 millisecond (1 ms) — cycle time for frequency 1 kHz; duration of light for typical photo flash strobe; time taken for sound wave to travel ca. 34 cm; repetition interval of GPS C/A PN code
  • 1.000692286 milliseconds — time taken for light to travel 300 km in a vacuum
  • 2.27 milliseconds — cycle time for A440 (pitch standard), the most commonly used pitch for tuning musical instruments
  • 3 milliseconds — a housefly's wing flap
  • 4 milliseconds — typical average seek time for a 10,000 rpm hard disk
  • 5 milliseconds — a honey bee's wing flap
  • 8 milliseconds — 1/125 of a second (125), a standard camera shutter speed; fastest shifting time of a car's mechanical transmission
  • 10 milliseconds (10 ms) — cycle time for frequency 100 Hz
  • 11 milliseconds — the latency on a spektrum Dx7SE radio
  • 16.7 milliseconds (1/60 second)– a third. Also called a jiffy. Cycle time for American 60 Hz AC mains grid
  • 20 milliseconds — cycle time for European 50 Hz AC mains grid
  • 33.3 milliseconds — the amount of time one frame lasts in 30fps video
  • 41.708 milliseconds — the amount of time one frame lasts in 24fps video or film (actually 23.976fps for most films.)
  • 50 milliseconds — cycle time for the lowest audible tone, 20 Hz
  • 60 milliseconds — cycle time for European 16.7 Hz AC electrified railroad power grid
  • 62.5 milliseconds — a sixty-fourth note at MM = 60
  • 30 to 100 milliseconds — typical minimum latency for a broadband internet connection (important for online gaming)
  • 100 milliseconds — the time interval between gear changes on a Ferrari FXX
  • 125 milliseconds — a thirty-second note at MM = 60
  • 134 milliseconds — time taken by light to travel around the Earth's equator
  • 150 milliseconds — recommended maximum time delay for telephone service
  • 200 milliseconds — the time it takes the human brain to recognize emotion in facial expressions
  • 250 milliseconds — recommended maximum time delay for a computer terminal or web page
  • 250 milliseconds — a sixteenth note at MM = 60
  • 430 to 500 milliseconds — common modern dance music tempos (120 - 140 BPM)
  • 300 to 400 milliseconds — the blink of a human eye
  • 400 milliseconds — time in which the fastest baseball pitches reach the strike zone
  • 495 milliseconds — an approximate average of the round trip time for communications via geosynchronous satellites
  • 500 milliseconds — an eighth note at MM = 60
  • 860 milliseconds — average human resting heart rate
  • 1000 milliseconds — one second
  • 86,400,000 (24×60×60×10×10×10) milliseconds — one day

Half-lives

For a list half-lives in this timescale, see: List of isotopes by half-life

See also

References

  1. ^ New Oxford Dictionary

External links


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